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INVENTORIES
9 Months Ended
Sep. 30, 2011
Inventories [Abstract] 
Inventory Disclosure [Text Block]
INVENTORIES
Inventories (net of allowance for obsolescence) consisted of the following:
 
 
Dollars in Thousands
 
September 30,
2011

 
December 31,
2010

Finished goods
$
2,063

 
$
2,119

Raw materials and work in process
1,469

 
1,531

Demonstration inventory
288

 
212

 
$
3,820

 
$
3,862

Less allowance for obsolescence
(514
)
 
(518
)
Total
$
3,306

 
$
3,344